Re: LCD Etching

["Bob La Londe" <usenet@xxxxxxxxxxxxxxxxx>]

"Matt Ion" <soundy@xxxxxxxxxxxxxxx> wrote in message
news:45t5f.239734$tl2.6445@xxxxxxxxxxx
> Bob La Londe wrote:
>
>> I did a video job a couple years ago where the customer insisted on
>> buying
>> their own LCD flat screen monitors.  I don't recall what brand they used,
>> but they stared to suffer from etching almost immediately.  When I was
>> looking into that I was told almost all LCD monitors will etch fairly
>> quickly when used in that type of application.  Usually within days and
>> with
>> some within hours the bright text will start to etch.
>>
>> I have a little ten inch Sharp LCD I have had for many years that I use
>> for
>> a test monitor and occasionally for part of a loaner system when I have
>> to
>> send a monitor off for repairs.  It has always had a great picture and
>> has
>> never shown any signs of etching even when operated on a fixed quad
>> system
>> for over six months.
>>
>> I have a customer who wants me to loop out and install a flat screen for
>> one
>> of their cameras.  Naturally I thought of Sharp.
>>
>> As I flip through my TV catalog I notice that Sharp seems to have two
>> lines.
>> One is just Sharp and the other is Sharp Aquos.  Anybody have any recent
>> experience with either of these for fixed view CCTV applications
>> regarding
>> etching or lack thereof?
>
> I've installed numerous DVRs with LCD monitors and never once seen
> "etching" occur.  In the office we have one on a test bench that's been in
> use for over two years (a 15" Sharp), often with the same DVR displaying
> on it for three or four months straight, and never a problem.
>
> Frankly, I've never heard of this phenomenon... a quick Google search of
> "lcd etching", and the first three pages, the only references to "etching"
> refer to manufacturing methods, not display failure.

I had pretty much decided to use a top end Sharp monitor for this
application since my own Sharp monitor has worked so well for so long.  I
priced it accordingly.

--
Bob La Londe

Cheapskate's Ways to Do Fishing Stuff
(The Frugal Fisherman)
Through the Month of October 2005

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